CVE-2025-21833 (GCVE-0-2025-21833)

Vulnerability from cvelistv5 – Published: 2025-03-06 16:22 – Updated: 2025-11-02 13:30
VLAI?
Title
iommu/vt-d: Avoid use of NULL after WARN_ON_ONCE
Summary
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARN_ON_ONCE There is a WARN_ON_ONCE to catch an unlikely situation when domain_remove_dev_pasid can't find the `pasid`. In case it nevertheless happens we must avoid using a NULL pointer.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-476 - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: d87731f609318a27e9aa3d01cf97798599d32839 , < 68ec78beb4a3fb0877cbaaf49758c85410c05977 (git)
Affected: d87731f609318a27e9aa3d01cf97798599d32839 , < df96876be3b064aefc493f760e0639765d13ed0d (git)
Affected: d87731f609318a27e9aa3d01cf97798599d32839 , < 60f030f7418d3f1d94f2fb207fe3080e1844630b (git)
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    Linux Linux Affected: 6.7
Unaffected: 0 , < 6.7 (semver)
Unaffected: 6.12.57 , ≤ 6.12.* (semver)
Unaffected: 6.13.3 , ≤ 6.13.* (semver)
Unaffected: 6.14 , ≤ * (original_commit_for_fix)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.